Which of the following best describes the phase of the moon

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

On a mild saturday morning while people are working inside, the furnace keeps the temperature inside the building at 23degreesc. at noon the furnace is turned off, and the people go home. the temperature outside is a constant 16degreesc for the rest of the afternoon. if the time constant for the building is 3 hr, when will the temperature inside the building reach 18degreesc? if some windows are left open and the time constant drops to 2 hr, when will the temperature inside reach 18degreesc?

Why does a collision with an airbag cause less damage than a collision with a steering wheel